Blueprint Engines PS4272CTC1 Small Block Chevy 427 ci. ProSeries Engine [540 HP]:

• Block:
  • NEW BluePrint Cast Iron Block
  • 4-Bolt Main
  • 4.125 in. Bore
  • 1-Piece Rear Main Seal
  • Mechanical Fuel Pump Provision
  • Right/Passenger Side Dipstick
  • Drilled and Tapped for Clutch Linkage
• Rotating Assembly:
  • Forged Steel Crankshaft
  • 4 in. Stroke
  • Forged 6 in. Connecting Rods
  • Forged Pistons
  • Internally Balanced Front and Rear
• Cylinder Heads:
  • BluePrint Aluminum Cylinder Heads HP8103
  • Compression Ratio: 10:1
  • 64 cc Chambers
  • 2.08 in. Intake/1.60 in. Exhaust Valves
  • 220 cc Intake/67 cc Exhaust Runners
• Cam Specs:
  • Cam Type: Hydraulic Roller
  • .577 Intake/.577 Exhaust Lift
  • 240 Intake/248 Exhaust Duration @ .050
  • Lobe Seperation (LSA) 112
• Ignition Timing:
  • Initial Timing 10-16 ° and Total timing 32-34°
• Also Includes:
  • Holley 850 cfm Double Pumper Carburetor w/Manual Choke
  • Valve Covers
  • Oil Pan
  • Timing Cover
  • Harmonic Balancer
  • Distributor
  • Intake Manifold
  • Spark Plugs and Wires

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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